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5Watts 3.7volt Bluetooth Amplifier Circuit, HI-FI Module Board
Bluetooth 3.0 Audio Receiver Module Board with Stereo Output Original Circuit
Combo of PAM8403 & Bluetooth Stereo Audio Receiver Module, Amplifier Kit Circuit
PAM8403 Audio Amplifier Circuit, 5v 2 Channel stereo Speaker Module
TG113 Speaker Bluetooth Amplifier Board,Connectors,Battery, USB Charging
4inch 80watts best quality Woofer Speaker
4 inch 120 watts Sub Woofer, High Bass, High Power Best Quality Speaker
PAM8403,Bluetooth Receiver, 4056 Charging Module, Full battery Speaker Kit Board
5v to 35volt DC 5amps PWM Motor Speed Controller, Regulator Circuit Board
10Amps DC PWM Speed Controller for DC Motors, LED with Fuse Protection
12v to 40volt DC 20Amps PWM Motor Speed Controller, High Power
5Amps 12volt Spray Pump Water Proof DC Motor Speed Controller Board
DC 6V-28Volt 3Amps PWM DC Motor Speed Controller
XL6009 DC Adjustable Step UP Booster Power Module Circuit
150watts 6A Voltage Booster Step Up Module 10-32v to 12-35v Voltage Control Modu
300 Watts 10amps Step Down Buck Converter, Current Voltage Both Control Module
LM2596 DC-DC Step Down Voltage Control Circuit, 4-40v to 3-35v Module Board